1640883917

素因数分解:

${\mathrm{23}}^1\times {\mathrm{181}}^1\times {\mathrm{613}}^1\times {\mathrm{643}}^1$

素因数の和:1460

約数の個数: 16

約数和(自身を含む): 1727177088

約数和(自身を除く): 86293171

約数列:

[1, 23, 181, 613, 643, 4163, 14099, 14789, 110953, 116383, 394159, 2551919, 2676809, 9065657, 71342779, 1640883917]

約数ペア:

[(1, 1640883917), (23, 71342779), (181, 9065657), (613, 2676809), (643, 2551919), (4163, 394159), (14099, 116383), (14789, 110953)]